3v4l.org

run code in 300+ PHP versions simultaneously
<?php class dupa { public $a = 'j'; public static $NICE; public function __construct($param) { $this->a = $param; echo '+_construct'.$this->a.'<br />'.self::$NICE; } }; $a = new dupa('blabla'); echo $a->a; $b = new dupa(''); echo $b->a;?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0160.00318.40
8.3.50.0150.01022.00
8.3.40.0140.01018.69
8.3.30.0040.01118.84
8.3.20.0050.00320.33
8.3.10.0080.00021.90
8.3.00.0050.00322.43
8.2.180.0040.01416.63
8.2.170.0050.00922.96
8.2.160.0070.00720.77
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00726.16
8.2.120.0040.00419.48
8.2.110.0060.00322.31
8.2.100.0080.00419.63
8.2.90.0030.00619.27
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0100.00017.90
8.2.50.0050.00318.07
8.2.40.0120.00218.08
8.2.30.0070.00317.96
8.2.20.0070.00017.54
8.2.10.0080.00019.45
8.2.00.0000.00717.55
8.1.280.0140.00725.92
8.1.270.0040.00422.02
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00023.77
8.1.230.0080.00419.07
8.1.220.0030.00517.74
8.1.210.0090.00018.77
8.1.200.0060.00317.36
8.1.190.0040.00417.66
8.1.180.0000.00918.10
8.1.170.0090.00018.48
8.1.160.0040.00421.96
8.1.150.0000.00718.70
8.1.140.0070.00017.43
8.1.130.0050.00317.50
8.1.120.0000.00917.46
8.1.110.0050.00317.46
8.1.100.0040.00417.34
8.1.90.0000.00717.41
8.1.80.0000.00717.41
8.1.70.0070.00017.43
8.1.60.0030.00517.43
8.1.50.0040.00417.52
8.1.40.0040.00417.57
8.1.30.0000.00817.68
8.1.20.0000.00817.63
8.1.10.0000.00817.61
8.1.00.0040.00417.55
8.0.300.0040.00418.77
8.0.290.0040.00417.28
8.0.280.0030.00318.36
8.0.270.0070.00017.26
8.0.260.0000.00716.81
8.0.250.0000.00716.82
8.0.240.0030.00316.98
8.0.230.0000.00716.88
8.0.220.0070.00016.91
8.0.210.0070.00016.76
8.0.200.0000.00716.80
8.0.190.0040.00416.81
8.0.180.0040.00416.93
8.0.170.0050.00316.84
8.0.160.0050.00216.82
8.0.150.0030.00516.84
8.0.140.0030.00316.88
8.0.130.0030.00313.30
8.0.120.0080.00016.89
8.0.110.0030.00616.72
8.0.100.0070.00016.83
8.0.90.0040.00416.77
8.0.80.0110.00416.91
8.0.70.0000.00816.72
8.0.60.0000.00716.88
8.0.50.0040.00416.79
8.0.30.0090.01017.11
8.0.20.0090.01017.40
8.0.10.0040.00416.96
8.0.00.0150.00516.60
7.4.330.0030.00315.09
7.4.320.0030.00316.61
7.4.300.0090.00016.61
7.4.290.0000.00716.43
7.4.280.0070.00016.50
7.4.270.0030.00316.52
7.4.260.0060.00016.38
7.4.250.0040.00416.45
7.4.240.0080.00016.59
7.4.230.0070.00016.62
7.4.220.0100.00716.44
7.4.210.0050.01116.54
7.4.200.0000.00816.33
7.4.190.0070.00016.66
7.4.160.0040.01116.46
7.4.150.0100.01417.40
7.4.140.0120.00717.86
7.4.130.0110.00816.51
7.4.120.0070.01116.53
7.4.110.0100.00616.46
7.4.100.0100.00716.51
7.4.90.0100.00716.45
7.4.80.0150.00419.39
7.4.70.0040.01316.51
7.4.60.0180.00016.48
7.4.50.0000.00816.35
7.4.40.0100.00622.77
7.4.30.0090.00616.63
7.4.00.0080.00814.69
7.3.330.0000.00613.32
7.3.320.0050.00013.30
7.3.310.0080.00016.29
7.3.300.0000.00716.31
7.3.290.0070.00716.27
7.3.280.0110.00716.31
7.3.270.0070.01517.40
7.3.260.0070.01016.50
7.3.250.0150.00816.40
7.3.240.0060.01616.56
7.3.230.0140.00516.54
7.3.210.0090.00916.20
7.3.200.0060.01619.39
7.3.190.0100.00716.32
7.3.180.0040.01216.52
7.3.170.0060.00916.43
7.3.160.0090.00616.48
7.3.120.0080.00614.93
7.2.330.0060.01116.74
7.2.320.0060.00916.62
7.2.310.0170.00616.49
7.2.300.0130.00316.34
7.2.290.0030.01316.63
7.2.00.0000.01019.10
7.1.100.0000.01218.04
7.1.70.0080.00517.05
7.1.60.0030.02119.82
7.1.50.0030.01717.03
7.1.00.0070.07022.48
7.0.200.0070.00416.40
7.0.140.0000.07322.09
7.0.60.0100.05019.93
7.0.50.0030.05017.98
7.0.40.0130.06320.17
7.0.30.0330.05720.34
7.0.20.0300.04320.23
7.0.10.0200.03720.19
7.0.00.0100.07320.30
5.6.280.0000.07721.02
5.6.210.0070.04020.53
5.6.200.0000.05018.14
5.6.190.0070.04320.41
5.6.180.3970.03720.56
5.6.170.0300.04020.63
5.6.160.0030.08320.46
5.6.150.0030.04318.16
5.6.140.0130.04718.18
5.6.130.0170.07318.15
5.6.120.0030.04721.00
5.6.110.0170.07721.13
5.6.100.0070.08021.04
5.6.90.0230.06720.90
5.6.80.0130.06720.38
5.6.70.4570.04020.37
5.5.350.0030.08720.45
5.5.340.0100.07717.96
5.5.330.0200.07020.25
5.5.320.0170.05320.38
5.5.310.0200.06720.19
5.5.300.0000.07318.03
5.5.290.0070.08317.99
5.5.280.0100.06320.64
5.5.270.0000.05720.84
5.5.260.0100.06020.76
5.5.250.0000.04320.50
5.5.240.0170.06720.26
5.4.450.0400.04319.54
5.4.440.0030.03319.46
5.4.430.0300.05019.47
5.4.420.0370.04319.47
5.4.410.0070.05718.74
5.4.400.0100.05318.83
5.4.390.0100.05018.52
5.4.380.0030.07318.63
5.4.370.0230.04318.79
5.4.360.0100.05718.72
5.4.350.0200.04718.79
5.4.340.0070.05718.74
5.4.320.0090.04012.50
5.4.310.0100.03512.50
5.4.300.0100.03312.50
5.4.290.0090.03412.50
5.4.280.0100.03212.39
5.4.270.0090.03912.36
5.4.260.0100.04612.36
5.4.250.0100.03412.36
5.4.240.0070.03512.37
5.4.230.0140.03012.35
5.4.220.0060.03612.36
5.4.210.0120.03112.36
5.4.200.0040.03912.35
5.4.190.0080.03312.35
5.4.180.0070.03512.35
5.4.170.0040.03712.36
5.4.160.0110.03212.36
5.4.150.0070.03512.36
5.4.140.0080.04812.03
5.4.130.0080.04712.02
5.4.120.0070.04211.98
5.4.110.0050.03611.98
5.4.100.0070.03411.97
5.4.90.0060.03711.98
5.4.80.0050.03711.97
5.4.70.0100.03611.97
5.4.60.0080.03211.98
5.4.50.0090.03411.98
5.4.40.0090.03111.96
5.4.30.0100.03511.95
5.4.20.0110.04011.96
5.4.10.0070.03711.96
5.4.00.0050.03711.45
5.3.290.0060.03912.80
5.3.280.0080.03612.71
5.3.270.0040.04112.72
5.3.260.0050.04012.72
5.3.250.0080.03412.72
5.3.240.0080.03512.72
5.3.230.0080.03612.71
5.3.220.0040.04012.68
5.3.210.0050.04012.68
5.3.200.0050.03712.68
5.3.190.0070.03712.68
5.3.180.0090.03812.67
5.3.170.0090.03412.67
5.3.160.0110.03212.67
5.3.150.0060.03712.67
5.3.140.0070.03512.66
5.3.130.0060.03812.66
5.3.120.0050.03912.66
5.3.110.0070.05212.66
5.3.100.0040.03912.12
5.3.90.0020.04012.08
5.3.80.0080.03612.07
5.3.70.0060.03612.08
5.3.60.0050.04312.07
5.3.50.0050.03712.00
5.3.40.0090.03512.00
5.3.30.0060.03511.95
5.3.20.0060.03411.73
5.3.10.0050.03411.70
5.3.00.0040.03911.68
5.2.170.0010.0349.18
5.2.160.0060.0289.18
5.2.150.0020.0339.18
5.2.140.0040.0319.18
5.2.130.0000.0339.14
5.2.120.0040.0309.14
5.2.110.0030.0319.15
5.2.100.0030.0309.14
5.2.90.0030.0309.14
5.2.80.0040.0319.14
5.2.70.0050.0349.13
5.2.60.0080.0279.09
5.2.50.0090.0259.07
5.2.40.0040.0299.04
5.2.30.0030.0319.01
5.2.20.0030.0309.01
5.2.10.0050.0288.92
5.2.00.0050.0288.77
5.1.60.0060.0218.05
5.1.50.0040.0258.05
5.1.40.0040.0318.04
5.1.30.0070.0238.39
5.1.20.0030.0278.41
5.1.10.0020.0278.13
5.1.00.0050.0258.13
5.0.50.0020.0226.61
5.0.40.0020.0236.47
5.0.30.0040.0306.29
5.0.20.0060.0176.25
5.0.10.0010.0226.23
5.0.00.0040.0306.22
4.4.90.0030.0154.77
4.4.80.0030.0154.75
4.4.70.0020.0164.75
4.4.60.0020.0164.76
4.4.50.0030.0154.77
4.4.40.0010.0274.71
4.4.30.0000.0184.76
4.4.20.0010.0184.84
4.4.10.0040.0144.85
4.4.00.0020.0254.75
4.3.110.0030.0154.67
4.3.100.0010.0174.67
4.3.90.0020.0154.63
4.3.80.0040.0234.58
4.3.70.0020.0154.63
4.3.60.0010.0164.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0010.0173.28
4.3.20.0000.0183.27
4.3.10.0020.0153.23
4.3.00.0070.01715.03

preferences:
42.14 ms | 401 KiB | 5 Q